#include<stdio.h>

int main()
{
    int i,x,y,last=1;
    printf("Input X and Y(X**Y):");
    scanf("%d %d",&x,&y);
    for(i=1;i<=y;i++)
    {
        last=last*x%1000;
    }
    printf("The last 3 digits of %d**%d is :%d\n",x,y,last%1000);
}